Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about _____________ °C?

Related Mcqs:

Which is the most matured coal ?

A. Lignite B. Bituminous C. Semi-anthracite D. Anthracite...

Calorific value of a typical dry anthracite coal may be around _____________ Kcal/kg?

A. 1000 B. 4000 C. 8000 D. 15000...

The calorific value of a gas of composition CO2 = 20%, H2 = 50%, CH4 = 30%, is y. If the composition of gas is changed to H2 = 50%, CH4 = 30%, CO2 = 10%, N2 = 10%, then the calorific value will be___________________?

A. y B. 0.95 y C. 1.05 y D. 1.8 y...

Actual flame temperature is always lower than the adiabatic flame temperature, because there is________________?

A. No possibility of obtaining complete combustion at high temperature B. Always loss of heat from the flame C. Both A. and B. D. Neither A. nor B....

The optimum percentage of excess air for combustion depends upon the _______________ of the fuel?

A. Type (solid, liquid or gaseous) B. Calorific value C. Sulphur content D. Ignition temperature...